FM1701中文资料.pdf

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FM1701 通用读卡机芯片 4 5 FM1701 通用读卡机芯片 ............................................................................................1 1 概述 ......................................................................................................................5 结构图 ..................................................................................................................6 2 3 管脚信息 ..............................................................................................................7 3.1 管脚配置..........................................................................................................7 3.2 管脚描述..........................................................................................................8 SOP20 封装..............................................................................................8 3.2.1. 数字接口 ............................................................................................................10 4.1 支持的微处理器接口概述............................................................................10 4.2 自动侦测微处理器接口类型........................................................................10 SPI 接口说明.................................................................................................10 4.3 4.3.1. 读数据.....................................................................................................10 4.3.2. 写数据..................................................................................................... 11 FM1701 寄存器组 .............................................................................................12 5.1 FM1701 寄存器组概述 .....................................................................................12 5.1.1 寄存器位权限..............................................................................................14 5.2 寄存器描述........................................................................................................15 5.2.1 PAGE0：指令和状态寄存器组..................................................................15 5.2.2 PAGE1：控制和状态寄存器组..................................................................21 5.2.3 PAGE2：发射及编码控制寄存器组..........................................................26 5.2.4 PAGE3：接收及解码控制寄存器组..........................................................30 5.2.5 PAGE4：时间及校验控制寄存器组..........................................................35 5.2.6 PAGE5：FIFO，Timer 及IRQ 控制寄存器组..........................................40 5.2.7 预留寄存器组..............................................................................................45 5.2.8 预留寄存器组..............................................................................................46 EEPROM 结构..................................................................................................47 6.1 EEPROM 存储器结构 ..................................................................................47 6.2 寄存器初始值存放区....................................................................................48 6.2.1 寄存器复位初始值存放区.....................................................................48 6.2.2 寄存器复位初始值.................................................................................49 6.2.3 寄存器初始值.........................................................................................50 6.3 密钥存放区....................................................................................................50 6.3.1 密钥格式.................................................................................................50 6.3.2 密钥的存放.............................................................................................51 FIFO...................................................................................................................52 6 7 FMSH仅供沈智华专用

8 9 8.1 7.1 概述..............................................................................................................52 7.2 访问规则........................................................................................................52 7.3 控制 FIFO......................................................................................................53 7.4 FIFO 状态信息..............................................................................................53 FIFO 相关寄存器..........................................................................................53 7.5 中断请求系统 ....................................................................................................54 概述..............................................................................................................54 8.1.1 中断源概述.............................................................................................54 8.2 中断应用........................................................................................................55 8.2.1 控制中断请求及其标识.........................................................................55 8.2.2 访问中断寄存器.....................................................................................55 8.3 IRQ 管脚配置................................................................................................55 8.4 中断相关寄存器............................................................................................56 TIMER...............................................................................................................57 概述..............................................................................................................57 9.1 9.2 TIMER 应用 ..................................................................................................58 9.2.1 控制TIMER............................................................................................58 9.2.2 TIMER 时钟周期.......................................................................................58 9.2.3 TIMER 状态...............................................................................................59 9.3 TIMER 用途 ..................................................................................................59 9.3.1 TIMER-OUT 和WATCH-DOG-COUNTER ..............................................59 9.3.2 STOP WATCH.............................................................................................59 9.3.3 PROGRAMMABLE ONE-SHOT TIMER ...................................................59 9.3.4 PERIODICAL TRIGGER ...........................................................................59 9.4 TIMER 相关寄存器 ......................................................................................60 10 省电工作模式...................................................................................................61 HARD POWER DOWN 模式 ...........................................................................61 10.1 10.2 SOFT POWER DOWN 模式...............................................................................62 10.3 STAND BY 模式..............................................................................................62 10.4 接收器关闭................................................................................................62 启动过程 ............................................................................................................63 11.1 HARD POWER DOWN 阶段.............................................................................63 11.2 复位阶段....................................................................................................63 11.3 初始化阶段................................................................................................64 11.4 初始化 SPI 接口方式....................................................................................64 12 振荡器电路.......................................................................................................65 13 发射管脚 TX2 ..................................................................................................66 13.1 配置 TX2....................................................................................................66 13.2 工作距离与功耗的关系............................................................................67 13.3 脉冲宽度....................................................................................................67 11 FMSH仅供沈智华专用

16.3.1 16.3.2 16.3.3 14 接收电路...........................................................................................................68 14.1 概述................................................................................................................68 14.2 信号接收过程................................................................................................68 14.3 接收器操作....................................................................................................69 14.3.1 Q 时钟自动校准.....................................................................................69 14.3.2 放大器.......................................................................................................69 14.3.3 相关电路...................................................................................................70 14.3.4 求值及数字化电路...................................................................................70 15 串行信号开关...................................................................................................71 15.1 概述................................................................................................................71 15.2 时序信号开关的相关寄存器........................................................................72 16 FM1701 指令集 ...................................................................................................73 16.1 概述................................................................................................................73 16.2 命令行为简介................................................................................................73 16.3 FM1701 命令简介.........................................................................................74 基本说明...............................................................................................74 STARTUP COMMAND 3FHEX ..............................................................76 IDLE COMMAND 00HEX ......................................................................76 16.4 通讯命令........................................................................................................77 TRANSMIT COMMAND 1AHEX ............................................................77 RECEIVE COMMAND 16HEX...............................................................81 TRANSCEIVE COMMAND 1EHEX........................................................85 16.5 E2PROM 访问命令.......................................................................................87 WRITEE2 COMMAND 01HEX...............................................................87 READE2 COMMAND 03HEX ................................................................89 16.6 其他命令........................................................................................................90 LOADCONFIG COMMAND 07HEX......................................................90 CALCCRC COMMAND 12HEX .............................................................91 16.7 命令执行过程中的错误处理........................................................................93 16.8 安全命令........................................................................................................94 LOADKEYE2 COMMAND 0BHEX ........................................................94 LOADKEY COMMAND 19HEX .............................................................95 AUTHENT1 COMMAND 0CHEX...........................................................96 AUTHENT2 COMMAND 14HEX ...........................................................97 17 认证及数据加密传输 ............................................................................................98 17.1 概述................................................................................................................98 17.2 密钥处理........................................................................................................98 17.3 操作三重认证指令........................................................................................99 17.4 认证算法........................................................................................................99 18 典型应用.........................................................................................................100 18.1 电路图..........................................................................................................100 16.8.1 16.8.2 16.8.3 16.8.4 16.4.1 16.4.2 16.4.3 16.5.1 16.5.2 16.6.1 16.6.2 FMSH仅供沈智华专用

18.2.1 18.2.2 18.2 电路描述......................................................................................................101 EMC 低通滤波器...............................................................................101 接收电路.............................................................................................101 18.3 计算天线线圈的电感..................................................................................102 18.3.1 直接连接天线的阻抗匹配.....................................................................103 19 电性能.............................................................................................................104 19.1 极限参数......................................................................................................104 19.2 工作条件......................................................................................................104 19.3 工作电流......................................................................................................105 19.4 管脚特性 .......................................................................................................106 19.4.1 输入管脚特性.........................................................................................106 数字输出管脚特性.............................................................................107 20.4.2 天线驱动管脚输出特性.....................................................................107 20.4.3 19.5 交流电性能 ...................................................................................................108 19.5.1 SPI 接口交流工作说明......................................................................108 19.5.2 时钟频率.................................................................................................109 21 E²PROM 特性 ..................................................................................................110 22 封装 ..................................................................................................................... 111 22.1. SOP20 封装 ................................................................................................. 111 FMSH仅供沈智华专用

1 概述 FM1701 是复旦微电子股份有限公司设计的基于 ISO14443 标准的非接触卡读卡机专用芯片，采用 0.6 微米 CMOS EEPROM 工艺，支持 13.56MHz 频率下的 typeA 非接触通信协议，支持多种加密算法，兼容 Philips 的 MF RC530(SPI 接口) 读卡机芯片产品特点：高集成度的模拟电路，只需最少量的外围线路操作距离可达 10cm 支持 ISO14443 typeA 协议内部带有加密单元支持 SPI 接口模式包含 512byte 的 EEPROM 包含 64byte 的 FIFO 数字电路具有 TTL/CMOS 两种电压工作模式软件控制的 power down 模式一个可编程计时器一个中断处理器一个串行输出输入口启动配置可编程数字，模拟和发射模块都有独立的电源供电，电压范围从 3V 到 5.5V 发射口采用单端输出封装形式为 SO20 封装 FMSH仅供沈智华专用

2 结构图接口控制器指令控制器控制寄存器组 FIFO 控制器 EEPROM 接口 EEPROM 单元加密单元随机数发生器中断控制器计数器可编程计时器数据帧产生单元 CRC/奇偶校验编码译码控制器串行数据控制器复位控制单元时钟产生单元解调控制器发射控制器图 2－1：FM1701 结构图 FMSH仅供沈智华专用

3 管脚信息 3.1 管脚配置粗体字标识的管脚由 AVDD 和 AVSS 电源组供电粗体框标识的管脚由 TVDD 和 TVSS 电源组供电其他管脚由 DVDD 和 DVSS 电源组供电 RSTPD OSCOUT OSCIN IRQ TVDD TX2 TVSS NC DVSS 1 2 3 4 5 6 7 8 9 MISO 10 20 VMID 19 RX 18 AVSS 17 AUX 16 AVDD 15 DVDD 14 SCK 13 MOSI 12 NSS 11 NC 图 3－1：FM1701 管脚配置（SOP20 封装） FMSH仅供沈智华专用

3.2 管脚描述 3.2.1. SOP20 封装引脚序号引脚名称类型引脚描述 1 2 3 4 5 6 7 8 9 10 11 12 13 14 15 16 17 18 RSTPD OSCOUT OSCIN IRQ TVDD I O I O 复位及掉电信号：高电平时复位内部电路，晶振停止工作，内部输入管脚和外部电路隔离；下沿触发内部复位程序晶振输出晶振输入：fosc = 13.56MHz 中断请求：输出中断源请求信号发射器电源：提供 TX2 的输出能量 TX2 PWR 发射口 2：输出经过调制的 13.56MHz 信号 TVSS O 发射器地 NC PWR 固定接低电平 DVSS PWR 数字地 MISO NC I I 主入从出：SPI 接口下数据输出固定接低电平 NSS PWR 接口选通：选通 SPI 接口模式 MOSI O 主出从入：SPI 接口下数据输入 SCK DVDD AVDD AUX I I I I 串行时钟：SPI 接口下时钟信号数字电源模拟电源模拟测试信号输出：输出模拟测试信号，测试信号由 TestAnaOutSel 寄存器选择 AVSS PWR 模拟地 FMSH仅供沈智华专用

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